The Transistor, cataloged under National Stock Number 5961-00-473-1861, is classified within Federal Supply Class 5961 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Raytheon Company Dba Raytheon. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-00-473-1861 |
| Primary Part Number | 537221-1 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — No Item Name Available |
| Manufacturer | Raytheon Company Dba Raytheon |
| Status | ACTIVE |
| Mounting Facility Quantity | 2 |
| Features Provided | HERMETICALLY SEALED CASE |
| Semiconductor Material | SILICON |
| Test Data Document | 96214-537221 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
| Mounting Method | UNTHREADED HOLE(S) |
| Internal Configuration | JUNCTION CONTACT |
| Maximum Operating Temp Per Measurement Point | 200.0 CELSIUS JUNCTION DEGC |
| Terminal Type and Quantity | 2 UNINSULATED WIRE LEAD AND 1 CASE |
| Voltage Rating in Volts Per Characteristic | 40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-EMITTER, BASE OPEN AND 40.0 MAXIMUM BREAKDOWN VOLTAGE, COLLECTOR-TO-BASE, EMITTER OPEN AND 5.0 MAXIMUM BREAKDOWN VOLTAGE, EMITTER-TO-BASE, COLLECTOR OPEN |
| Internal Junction Configuration | PNP |
| Power Rating Per Characteristic | 87.5 WATTS MAXIMUM COLLECTOR POWER DISSIPATION |
| Overall Diameter | 0.830 INCHES MAXIMUM IN |
| Electrode Internally-Electrically Connected to Case | COLLECTOR |
| Current Rating Per Characteristic | 1.00 AMPERES MAXIMUM BASE CURRENT, DC AND 5.00 AMPERES MAXIMUM COLLECTOR CURRENT, DC |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 537221-1 | Texas Instruments Incorporated (USA) |
| 67SE148 | Solitron Devices, Inc. (USA) |
| 2N4901 | Freescale Semiconductor, Inc. (USA) |
| 537221-1 PRIMARY | Raytheon Company Dba Raytheon (USA) |
| 537221-1 | Freescale Semiconductor, Inc. (USA) |
| 2N4901 | Texas Instruments Incorporated (USA) |
NSN 5961-00-473-1861 is a Transistor, manufactured by Raytheon Company Dba Raytheon, classified under FSC 5961 (No Item Name Available). Status: active.
NSN 5961-00-473-1861 has 6 cross-referenced part numbers: 537221-1 (Texas Instruments Incorporated), 67SE148 (Solitron Devices, Inc.), 2N4901 (Freescale Semiconductor, Inc.), 537221-1 (Raytheon Company Dba Raytheon), 537221-1 (Freescale Semiconductor, Inc.) and 1 more.
There are 3 known substitutes for 5961-00-473-1861: 5365-00-127-5963, 5961-00-488-7376, 5961-00-627-0275. Verify interchangeability with system specifications before substitution.
Key specifications for 537221-1: Mounting Facility Quantity: 2; Features Provided: HERMETICALLY SEALED CASE; Semiconductor Material: SILICON; Test Data Document: 96214-537221 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING). 15 total characteristics are documented in the Federal Logistics Information System.